1233742 has 4 divisors (see below), whose sum is σ = 1850616. Its totient is φ = 616870.

The previous prime is 1233721. The next prime is 1233751. The reversal of 1233742 is 2473321.

It is a semiprime because it is the product of two primes.

It is a d-powerful number, because it can be written as 1 + 2⁵ + 3⁵ + 3¹⁰ + 7⁶ + 4¹⁰ + 2¹³ .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 308434 + ... + 308437.

It is an arithmetic number, because the mean of its divisors is an integer number (462654).

2^1233742 is an apocalyptic number.

1233742 is a deficient number, since it is larger than the sum of its proper divisors (616874).

1233742 is an equidigital number, since it uses as much as digits as its factorization.

1233742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 616873.

The product of its digits is 1008, while the sum is 22.

The square root of 1233742 is about 1110.7393933772. The cubic root of 1233742 is about 107.2526709869.

The spelling of 1233742 in words is "one million, two hundred thirty-three thousand, seven hundred forty-two".